Fix segfault when ssh_userauth_kbdint_setanswer() has not been called
Fix segfault when ssh_userauth_kbdint_setanswer() has not been called

bigcat26/libssh-mod,Distrotech/libssh,elastichosts/libssh,DouglasHeriot/libssh,rofl0r/libssh,mwgoldsmith/libssh,mwgoldsmith/libssh,elastichosts/libssh,mwgoldsmith/ssh,mwgoldsmith/ssh,robxu9/libssh,pouete/libssh,wangshawn/libssh,jt1/honeypot-libssh,pouete/libssh,kedazo/libssh,kedazo/libssh,wangshawn/libssh,Distrotech/libssh,wangshawn/libssh,bigcat26/libssh-mod,sebadoom/libssh,robxu9/libssh,wangshawn/libssh,mwgoldsmith/ssh,kedazo/libssh,jt1/honeypot-libssh,nviennot/libssh,Distrotech/libssh,Distrotech/libssh,rofl0r/libssh,jt1/honeypot-libssh,robxu9/libssh,sebadoom/libssh,rofl0r/libssh,nviennot/libssh,pouete/libssh,mwgoldsmith/ssh,taikoo/libssh,DouglasHeriot/libssh,nviennot/libssh,bigcat26/libssh-mod,taikoo/libssh,taikoo/libssh,robxu9/libssh,DouglasHeriot/libssh,kedazo/libssh,sebadoom/libssh,DouglasHeriot/libssh,pouete/libssh,rofl0r/libssh,sebadoom/libssh,bigcat26/libssh-mod,jt1/honeypot-libssh,mwgoldsmith/libssh,mwgoldsmith/libssh,taikoo/libssh,elastichosts/libssh,nviennot/libssh